[PATCH] apparmor: Simply obtain the newest label on a cred
flat view
STALE1488d
From: Gaosheng Cui <hidden>
Date: 2022-09-22 03:00:32
Subsystem:
apparmor security module, security subsystem, the rest · Maintainers:
John Johansen, John Johansen, Georgia Garcia, Paul Moore, James Morris, "Serge E. Hallyn", Linus Torvalds
aa_get_newest_cred_label(__task_cred(task)) can do the same things as aa_get_newest_label(__aa_task_raw_label(task)), so we can replace it and remove __aa_task_raw_label() to simply code. Signed-off-by: Gaosheng Cui <redacted> --- security/apparmor/include/cred.h | 13 ------------- security/apparmor/task.c | 2 +- 2 files changed, 1 insertion(+), 14 deletions(-)
diff --git a/security/apparmor/include/cred.h b/security/apparmor/include/cred.h
index 0b9ae4804ef7..58fdc72af664 100644
--- a/security/apparmor/include/cred.h
+++ b/security/apparmor/include/cred.h@@ -63,19 +63,6 @@ static inline struct aa_label *aa_get_newest_cred_label(const struct cred *cred) return aa_get_newest_label(aa_cred_raw_label(cred)); } -/** - * __aa_task_raw_label - retrieve another task's label - * @task: task to query (NOT NULL) - * - * Returns: @task's label without incrementing its ref count - * - * If @task != current needs to be called in RCU safe critical section - */ -static inline struct aa_label *__aa_task_raw_label(struct task_struct *task) -{ - return aa_cred_raw_label(__task_cred(task)); -} - /** * aa_current_raw_label - find the current tasks confining label *
diff --git a/security/apparmor/task.c b/security/apparmor/task.c
index 503dc0877fb1..0a8f9fa7ca0a 100644
--- a/security/apparmor/task.c
+++ b/security/apparmor/task.c@@ -31,7 +31,7 @@ struct aa_label *aa_get_task_label(struct task_struct *task) struct aa_label *p; rcu_read_lock(); - p = aa_get_newest_label(__aa_task_raw_label(task)); + p = aa_get_newest_cred_label(__task_cred(task)); rcu_read_unlock(); return p;
--
2.25.1